From 09a3d018a895ac7ea80ada4c16a212b795375c26 Mon Sep 17 00:00:00 2001 From: Arksine Date: Fri, 3 Jul 2020 07:20:38 -0400 Subject: [PATCH] docs: Fix broken links in RPi_microcontroller.md Also add a note regarding "Permission denied" errors. Signed-off-by: Eric Callahan --- docs/RPi_microcontroller.md | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/docs/RPi_microcontroller.md b/docs/RPi_microcontroller.md index 63f2d3c87..d86a38a4a 100644 --- a/docs/RPi_microcontroller.md +++ b/docs/RPi_microcontroller.md @@ -42,13 +42,20 @@ make flash sudo service klipper start ``` +If klippy.log reports a "Permission denied" error when attempting to connect +to `/tmp/klipper_host_mcu` then you need to add your user to the tty group. +The following command will add the "pi" user to the tty group: +``` +sudo usermod -a -G tty pi +``` + Remaining configuration ======================= Complete the installation by configuring Klipper secondary MCU following the instructions in -[RasperryPi example config](../config/example-rasperry-pi.cfg) and -[Multi MCU example config](../config/example-multi-mcu.cfg). +[RaspberryPi sample config](../config/sample-raspberry-pi.cfg) and +[Multi MCU sample config](../config/sample-multi-mcu.cfg). Optional: Identify the correct gpiochip =======================================